GeoJson.NET is a library to convert KML files into GeoJSON format for .NET.

GeoJSON is a format for encoding a variety of geographic data structures. For more detail about the GeoJSON format please see the full specification.

This project is based on the JavaScript project toGeoJSON.

Convert a KML document to GeoJSON. The first argument, xml, must be an XmlDocument document.

The output is a string of GeoJSON data.

Convert a KML document to GeoJSON. The first argument, kml, must be a System.String representation of a KML document.

The output is a string of GeoJSON data.

Supported:

• Polygon
• ExtendedData
• SimpleData

In Progress:

• Point
• Polygon
• LineString
• name & description
• ExtendedData
• SimpleData
• MultiGeometry -> GeometryCollection
• Styles with hashing
• Tracks & MultiTracks with gx:coords, including altitude
• TimeSpan

Not supported yet:

• Various silly Google extensions (will never be supported)
• NetworkLinks
• GroundOverlays